Home / 2,228,479.21-3,078,084.27-1,718,427.07

Finding the Fourth Proportional to 2,228,479.21, 3,078,084.27 and 1,718,427.07

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Solution

The fourth proportional to 2,228,479.21, 3,078,084.27 and 1,718,427.07 is: 2,373,575.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228,479.21 : 3,078,084.27 = 1,718,427.07 : x
  2. Step 2: Convert to fraction form
    2,228,479.21/3,078,084.27 = 1,718,427.07/x
  3. Step 3: Cross multiply
    2,228,479.21x = 3,078,084.27 × 1,718,427.07
  4. Step 4: Simplify right side
    2,228,479.21x = 5,289,463,333,309.19
  5. Step 5: Solve for x
    x = 5,289,463,333,309.19/2,228,479.21
  6. Step 6: Final answer
    x = 2,373,575.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.